Clark Early Childhood Center (Ranked Top 30%)

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Clark Early Childhood Center

4315 Hamilton Blvd
Sioux City, IA 51104

( shown in map)

Top 30%

Serving 72 students in grades Prekindergarten, Clark Early Childhood Center ranks in the top 30% of all schools in Iowa for overall test scores (math proficiency is top 20%, and reading proficiency is top 30%).

The percentage of students achieving is 85-89% (which is higher than the Iowa state average of 78%). The percentage of students achieving is 80-84% (which is higher than the Iowa state average of 75%).

The student-teacher ratio of 7:1 is lower than the Iowa state level of 14:1.

Minority enrollment is 49% of the student body (majority Hispanic and Black), which is higher than the Iowa state average of 29% (majority Hispanic and Black).

Quick Facts (2026)

Grades: Prekindergarten
Enrollment: 72 students
Student-Teacher Ratio: 7:1
Minority Enrollment: 49%
: 85-89%
: 80-84%
Source: National Center for Education Statistics (NCES), IA Dept. of Education

Top Rankings

Clark Early Childhood Center ranks among the top 20% of public schools in Iowa for:

School Overview

Clark Early Childhood Center's student population of 72 students has grown by 111% over five school years.

The teacher population of 11 teachers has grown by 37% over five school years.

Grades Offered

Grades Prekindergarten
(No virtual instruction)

Total Students

72 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Clark Early Childhood Center
2023	66
2022	51
2021	34
2020	165
2019	165
2018	163
2017	163
2016	317
2015	317
2014	307
2013	296
2012	289
2011	272
2010	262
2009	238
2008	231
2007	252
2006	234
2005	229
2004	241
2003	245
2002	238
2001	268
2000	282
1999	283
1998	295
1997	299
1996	315
1995	300
1994	314
1993	317
1992	338
1991	332
1990	311
1989	291
1988	280
1987	275

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Gender %

Total Classroom Teachers

11 teachers

View Data

Total Classroom Teachers Trends Over Years (1987-2023)
Year	Clark Early Childhood Center
2023	11
2022	7
2021	8
2020	9
2019	9
2018	11
2017	11
2016	17
2015	18
2014	17
2013	18
2012	17
2011	15
2010	17
2009	14
2008	14
2007	15
2006	15
2005	15
2004	13
2003	13
2002	14
2001	13
2000	14
1999	18
1998	16
1997	15
1996	15
1995	14
1994	13
1993	13
1992	13
1991	13
1990	13
1989	1
1988	12
1987	13

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School Calendar

School Rankings

The of Clark Early Childhood Center is 0.67, which is more than the diversity score at state average of 0.47. The school's diversity has stayed relatively flat over five school years.

This School

State Level (IA)

(15-16)

85-89%

78%

View Data

Math Proficiency Comparison Over Years (2010-2016)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2016	87%	78%	71%
2015	87%	79%	73%
2014	92%	79%	73%
2013	87%	77%	67%
2012	92%	76%	68%
2011	87%	78%	68%
2010	87%	77%	68%

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(15-16)

80-84%

75%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2010-2016)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2016	82%	75%	69%
2015	87%	76%	71%
2014	84%	76%	73%
2013	87%	72%	66%
2012	87%	71%	63%
2011	92%	76%	67%
2010	92%	75%	68%

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Student-Teacher Ratio

7:1

14:1

View Data

Student-Teacher Ratio Comparison Over Years (1991-2023)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2023	6:1	14:1	15:1
2022	7:1	14:1	15:1
2021	4:1	14:1	15:1
2020	18:1	14:1	15:1
2019	18:1	14:1	15:1
2018	15:1	14:1	15:1
2017	15:1	14:1	15:1
2016	19:1	14:1	15:1
2015	18:1	14:1	15:1
2014	18:1	14:1	16:1
2013	17:1	14:1	15:1
2012	17:1	14:1	15:1
2011	18:1	14:1	15:1
2010	15:1	13:1	15:1
2009	17:1	13:1	14:1
2008	17:1	13:1	14:1
2007	17:1	14:1	15:1
2006	16:1	13:1	15:1
2005	15:1	13:1	15:1
2004	19:1	13:1	16:1
2003	19:1	13:1	16:1
2002	17:1	13:1	16:1
2001	21:1	14:1	17:1
2000	20:1	14:1	16:1
1999	16:1	14:1	16:1
1998	18:1	14:1	16:1
1997	20:1	15:1	16:1
1996	20:1	15:1	16:1
1995	21:1	15:1	17:1
1994	23:1	15:1	17:1
1993	24:1	15:1	18:1
1992	26:1	15:1	18:1
1991	26:1	15:1	18:1

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American Indian

n/a

View Data

American Indian Student Percentage Comparison Over Years (2002-2020)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2020	1%	1%	4%
2019	1%	1%	4%
2010	1%	1%	4%
2009	2%	1%	6%
2008	2%	1%	5%
2007	2%	1%	6%
2006	3%	1%	6%
2005	3%	1%	6%
2004	3%	1%	5%
2003	2%	1%	5%
2002	2%	1%	5%

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Asian

View Data

Asian Student Percentage Comparison Over Years (1991-2023)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2023	3%	2%	4%
2022	2%	3%	4%
2020	1%	3%	4%
2019	1%	3%	4%
2018	5%	2%	4%
2017	5%	2%	4%
2016	2%	2%	3%
2015	2%	3%	4%
2014	2%	3%	4%
2013	2%	3%	4%
2012	2%	2%	4%
2011	4%	2%	4%
2010	1%	2%	4%
2009	4%	2%	4%
2008	3%	2%	4%
2007	4%	2%	4%
2006	3%	2%	4%
2005	3%	2%	4%
2004	3%	2%	4%
2003	3%	2%	4%
2002	1%	2%	4%
2001	1%	2%	4%
1999	1%	2%	4%
1998	1%	2%	4%
1997	2%	2%	4%
1996	1%	2%	3%
1995	1%	2%	3%
1994	1%	2%	3%
1993	1%	1%	3%
1992	1%	1%	2%
1991	2%	1%	2%

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Hispanic

22%

13%

View Data

Hispanic Student Percentage Comparison Over Years (1989-2023)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2023	32%	13%	35%
2022	27%	12%	34%
2021	23%	12%	34%
2020	16%	11%	33%
2019	16%	11%	33%
2018	14%	11%	32%
2017	14%	11%	32%
2016	9%	10%	32%
2015	6%	11%	32%
2014	5%	10%	30%
2013	4%	9%	29%
2012	4%	9%	29%
2011	4%	9%	28%
2010	4%	8%	26%
2009	3%	7%	24%
2008	3%	7%	23%
2007	4%	6%	22%
2006	3%	5%	22%
2005	2%	5%	20%
2004	2%	5%	20%
2003	2%	4%	18%
1997	1%	2%	11%
1992	1%	1%	4%
1990	1%	1%	2%
1989	1%	1%	2%

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Black

17%

View Data

Black Student Percentage Comparison Over Years (1995-2023)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2023	17%	7%	8%
2022	8%	7%	8%
2021	9%	7%	7%
2020	3%	6%	7%
2019	3%	6%	7%
2018	1%	6%	5%
2017	1%	6%	5%
2016	3%	6%	6%
2015	3%	5%	5%
2014	2%	5%	5%
2013	1%	5%	5%
2012	2%	5%	5%
2011	2%	5%	5%
2010	2%	5%	5%
2009	5%	6%	7%
2008	7%	6%	7%
2007	6%	5%	6%
2006	5%	4%	6%
2005	2%	5%	6%
2004	2%	4%	6%
2002	1%	4%	6%
2001	2%	4%	5%
1999	1%	4%	5%
1996	1%	3%	4%
1995	2%	3%	5%

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White

51%

71%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2023	36%	72%	42%
2022	63%	73%	44%
2021	59%	74%	45%
2020	70%	75%	47%
2019	70%	75%	47%
2018	72%	77%	51%
2017	72%	77%	51%
2016	82%	78%	52%
2015	85%	78%	53%
2014	86%	79%	54%
2013	88%	80%	56%
2012	86%	81%	57%
2011	86%	81%	59%
2010	85%	82%	58%
2009	86%	84%	59%
2008	85%	84%	61%
2007	84%	86%	62%
2006	86%	88%	62%
2005	90%	87%	64%
2004	90%	88%	65%
2003	93%	89%	67%
2002	96%	89%	68%
2001	96%	89%	70%
2000	99%	94%	73%
1999	97%	91%	73%
1998	98%	92%	76%
1997	97%	93%	77%
1996	98%	93%	79%
1995	97%	93%	81%
1994	97%	93%	82%
1993	99%	94%	84%
1992	97%	95%	86%
1991	98%	95%	87%

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Hawaiian

n/a

Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2012-2023)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2023	12%	5%	5%
2021	9%	4%	5%
2020	9%	4%	5%
2019	9%	4%	5%
2018	6%	4%	4%
2017	6%	4%	4%
2016	4%	4%	4%
2015	4%	3%	3%
2014	4%	3%	3%
2013	5%	3%	2%
2012	5%	3%	1%

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All Ethnic Groups

0.67

0.47

View Data

Diversity Score Comparison Over Years (1992-2023)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2023	0.73	0.46	0.67
2022	0.53	0.45	0.67
2021	0.59	0.43	0.66
2020	0.48	0.42	0.65
2019	0.48	0.42	0.65
2018	0.46	0.39	0.62
2017	0.46	0.39	0.62
2016	0.32	0.38	0.62
2015	0.27	0.38	0.62
2014	0.26	0.37	0.61
2013	0.22	0.35	0.60
2012	0.26	0.34	0.59
2011	0.26	0.34	0.58
2010	0.27	0.32	0.60
2009	0.26	0.29	0.59
2008	0.27	0.28	0.57
2007	0.28	0.26	0.56
2006	0.26	0.23	0.56
2005	0.19	0.24	0.54
2004	0.19	0.22	0.53
2003	0.13	0.21	0.51
2002	0.08	0.20	0.50
2001	0.08	0.20	0.49
1999	0.06	0.16	0.44
1998	0.04	0.15	0.41
1997	0.06	0.13	0.39
1996	0.04	0.13	0.37
1995	0.06	0.13	0.33
1994	0.06	0.13	0.32
1993	0.02	0.11	0.29
1992	0.06	0.10	0.27

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Participates in the

Yes

Eligible for

21%

36%

View Data

Free Lunch Eligibility Comparison Over Years (1991-2023)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2023	26%	36%	55%
2022	12%	35%	55%
2021	18%	35%	57%
2020	32%	36%	52%
2019	32%	36%	52%
2018	5%	34%	54%
2017	5%	34%	54%
2016	18%	34%	57%
2015	16%	34%	56%
2014	11%	34%	54%
2013	11%	34%	52%
2012	13%	33%	49%
2011	12%	31%	47%
2010	13%	29%	48%
2009	8%	26%	40%
2008	8%	26%	41%
2007	9%	24%	36%
2006	6%	25%	39%
2005	3%	23%	33%
2004	4%	22%	34%
2003	2%	21%	29%
2002	4%	19%	25%
2001	3%	19%	25%
2000	5%	19%	26%
1999	5%	20%	26%
1998	3%	21%	28%
1997	2%	20%	28%
1996	2%	20%	27%
1995	1%	20%	26%
1994	2%	19%	25%
1993	1%	19%	25%
1992	2%	18%	23%
1991	1%	17%	22%

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Eligible for

10%

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2001-2023)
Year	Clark Early Childhood Center	Iowa	Sioux City Community School District
2023	8%	6%	11%
2022	2%	5%	10%
2021	12%	6%	12%
2020	9%	7%	11%
2019	9%	7%	11%
2016	4%	7%	10%
2015	3%	7%	10%
2014	2%	7%	8%
2013	1%	7%	8%
2012	2%	7%	8%
2011	5%	8%	10%
2010	3%	8%	9%
2009	5%	8%	10%
2008	3%	8%	10%
2007	3%	8%	9%
2006	3%	8%	10%
2005	1%	8%	10%
2004	3%	8%	10%
2003	2%	8%	8%
2002	2%	8%	9%
2001	2%	8%	9%

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School Statewide Testing

School District Name

Sioux City Community School District

Source: National Center for Education Statistics (NCES), IA Dept. of Education

Profile last updated: 02/09/2025

Frequently Asked Questions

What percent of students have achieved state testing proficiency in math and reading?

85-89% of students have achieved math proficiency (compared to the 78% IA state average), while 80-84% of students have achieved reading proficiency (compared to the 75% IA state average).

How many students attend Clark Early Childhood Center?

72 students attend Clark Early Childhood Center.

What is the racial composition of the student body?

51% of Clark Early Childhood Center students are White, 22% of students are Hispanic, 17% of students are Black, 4% of students are Asian, 4% of students are Two or more races, and 2% of students are American Indian.

What is the student-teacher ratio of Clark Early Childhood Center?

Clark Early Childhood Center has a student ration of 7:1, which is lower than the Iowa state average of 14:1.

What grades does Clark Early Childhood Center offer ?

Clark Early Childhood Center offers enrollment in grades Prekindergarten (No virtual instruction).

What school district is Clark Early Childhood Center part of?

Clark Early Childhood Center is part of Sioux City Community School District.

School Reviews

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Quick Facts (2026)

Grades: Prekindergarten
Enrollment: 72 students
Student-Teacher Ratio: 7:1
Minority Enrollment: 49%
: 85-89%
: 80-84%
Source: National Center for Education Statistics (NCES), IA Dept. of Education